COPYRIGHT STATUS
----------------

The bulk of this code is

  Copyright (C) 2002-2012 Andrea Peters and Torsten Hothorn

except the code in

  .R/irpart.R
  .R/predict.irpart.R

which are modifications from the files

  rpart.s and predict.rpart.s 

from package `rpart', version 3.1-8 which is

  Copyright (C) 2000 Mayo Foundation for Medical Education and
        Research

with modifications for R by Brian D. Ripley.

All code is subject to the GNU General Public License, Version 2. See
the file COPYING for the exact conditions under which you may
redistribute it.
